diff --git a/dist/synaptic.js b/dist/synaptic.js
index 2d68f4e..68419c3 100644
--- a/dist/synaptic.js
+++ b/dist/synaptic.js
@@ -1123,7 +1123,7 @@ var Neuron = function () {
   _createClass(Neuron, [{
     key: 'activate',
     value: function activate(input) {
-      // activation from enviroment (for input neurons)
+      // activation from environment (for input neurons)
       if (typeof input != 'undefined') {
         this.activation = input;
         this.derivative = 0;
@@ -1201,7 +1201,7 @@ var Neuron = function () {
       // whether or not this neuron is in the output layer
       var isOutput = typeof target != 'undefined';
 
-      // output neurons get their error from the enviroment
+      // output neurons get their error from the environment
       if (isOutput) this.error.responsibility = this.error.projected = target - this.activation; // Eq. 10
 
       else // the rest of the neuron compute their error responsibilities by backpropagation
@@ -3045,4 +3045,4 @@ exports.default = Hopfield;
 
 /***/ })
 /******/ ]);
-});
\ No newline at end of file
+});
diff --git a/dist/synaptic.min.js b/dist/synaptic.min.js
index 2d68f4e..68419c3 100644
--- a/dist/synaptic.min.js
+++ b/dist/synaptic.min.js
@@ -1123,7 +1123,7 @@ var Neuron = function () {
   _createClass(Neuron, [{
     key: 'activate',
     value: function activate(input) {
-      // activation from enviroment (for input neurons)
+      // activation from environment (for input neurons)
       if (typeof input != 'undefined') {
         this.activation = input;
         this.derivative = 0;
@@ -1201,7 +1201,7 @@ var Neuron = function () {
       // whether or not this neuron is in the output layer
       var isOutput = typeof target != 'undefined';
 
-      // output neurons get their error from the enviroment
+      // output neurons get their error from the environment
       if (isOutput) this.error.responsibility = this.error.projected = target - this.activation; // Eq. 10
 
       else // the rest of the neuron compute their error responsibilities by backpropagation
@@ -3045,4 +3045,4 @@ exports.default = Hopfield;
 
 /***/ })
 /******/ ]);
-});
\ No newline at end of file
+});
diff --git a/src/Neuron.js b/src/Neuron.js
index c854ce4..b2ebb53 100644
--- a/src/Neuron.js
+++ b/src/Neuron.js
@@ -62,7 +62,7 @@ export default class Neuron {
 
   // activate the neuron
   activate(input) {
-    // activation from enviroment (for input neurons)
+    // activation from environment (for input neurons)
     if (typeof input != 'undefined') {
       this.activation = input;
       this.derivative = 0;
@@ -142,7 +142,7 @@ export default class Neuron {
     // whether or not this neuron is in the output layer
     var isOutput = typeof target != 'undefined';
 
-    // output neurons get their error from the enviroment
+    // output neurons get their error from the environment
     if (isOutput)
       this.error.responsibility = this.error.projected = target - this.activation; // Eq. 10
 
@@ -768,4 +768,4 @@ export default class Neuron {
       connections: connections
     }
   }
-}
\ No newline at end of file
+}